Buckle for a belt



FIG. 1 is a perspective view of a buckle for a belt of my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side thereof;

FIG. 5 is rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in FIGS. 1, 3, and 5 depict conventional stitching. 

The ornamental design for the buckle for a belt, as shown and described. 